A bedroom act where one takes a schmear of peanut butter (crunchy preferred) between the cheeks and his or her partner proceeds to extricate said peanut butter without using hands.
A sex act wherein a prostitute smears your penis with creamy Jif and gives you a blowjob, while you're dressed as Santa Claus
I'm so pissed off - I paid for a peanut butter ho ho yesterday, but the damn whore only had chunky Skippy and then it got all over my rented costume - worst office Christmas party ever.